Insulation Tests; No-Load Current Value - Hitachi G 12SE2 Technical Data And Service Manual

8-6. Insulation Tests

On completion of disassembly and repair, measure the insulation resistance, and conduct the dielectric strength
test.
Insulation resistance: 7 M Ω or more with DC 500 V Megohm Tester
Dielectric strength test: AC 4,000 V/1 minute, with no abnormalities ................... 220 V --- 240 V products
AC 2,500 V/1 minute, with no abnormalities ................... 110 V --- 127 V products

8-7. No-load Current Value

After no-load operation for 30 minutes, the no-load current value should be as follows.
120
110 230
Voltage (V) 240
4.3
Current (A) max. 4.3 2.5
2.5
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